CN214792971U - Detection apparatus for minor diameter deep hole - Google Patents
Detection apparatus for minor diameter deep hole Download PDFInfo
- Publication number
- CN214792971U CN214792971U CN202120481930.9U CN202120481930U CN214792971U CN 214792971 U CN214792971 U CN 214792971U CN 202120481930 U CN202120481930 U CN 202120481930U CN 214792971 U CN214792971 U CN 214792971U
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- Prior art keywords
- connector
- inductance
- connecting rod
- deep hole
- diameter
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- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of detection devices, in particular to a detection device for a small-diameter deep hole, which comprises a connecting rod, the lower end of the connecting rod is fixedly provided with a connector, the side wall of the connector is provided with an installation groove, an inductance measuring head is fixedly arranged in the mounting groove, an inductance instrument is fixedly arranged at one end of a data transmission line of the inductance measuring head, the lower end of the connector is fixedly provided with an inner diameter meter frame, the lower end of the inductance measuring head is in contact connection with the inner diameter meter frame, the connector is fixedly connected with the inside diameter gauge frame through a locking nut, the upper end of the connector is provided with a thread groove, the connector is characterized in that the outer side wall of the lower end of the connector is provided with second spiral threads, the inner diameter meter frame is a meter frame of a general inner diameter dial indicator, the connecting rod is a self-made slender rod, and one end of the connecting rod is provided with first spiral threads.
Description
Technical Field
The utility model relates to a detection device technical field specifically is a detection device of minor diameter deep hole.
Background
In the machining process, for the diameter size of a deep-hole workpiece, particularly for deep-hole and blind-hole workpieces with the diameter smaller than phi 100mm and the depth larger than 1000mm, a commonly used detection method is to detect by using an inner diameter dial indicator, but the following problems exist:
1. the conventional inside diameter dial indicator can only detect an inner hole with the depth of 300mm, the special inside diameter dial indicator can only detect an inner hole with the depth of 800mm, and slender parts such as a boring rod, a gun barrel and the like cannot be detected;
2. the pneumatic detection equipment of specialty customization hole, the cost is expensive, can't use widely on a large scale.
3. For a workpiece with high precision requirement, a manufacturer can adopt a full-inspection mode, if an inspector adopts a pointer alignment mode reading of an inner diameter dial indicator for a long time, the labor intensity is greatly improved, the risk of artificial reading errors is increased, and the production efficiency is lower.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a detection device of minor diameter deep hole, can only detect degree of depth 300mm hole with the conventional internal diameter percentage table of proposing in solving above-mentioned background art, special internal diameter indicator also can only detect degree of depth 800mm hole, to the boring bar, long and thin type parts such as barrel can't detect, the pneumatic check out test set in specialty customization hole, the cost is expensive, can't use widely on a large scale, work piece high to the required precision, the producer can all adopt the full mode of examining, if the inspector adopts this kind of pointer of internal diameter percentage table to the line mode reading for a long time, and the labor intensity is greatly improved, the artificial reading error risk has been increased, the lower problem of production efficiency.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a detection apparatus for minor diameter deep hole, is including connecing the connecting rod, the fixed connector that is provided with of lower extreme that connects the connecting rod, the mounting groove has been seted up to the lateral wall of connector, the fixed inductance gauge head that is provided with in inside of mounting groove, the fixed inductance appearance that is provided with of data transmission line one end of inductance gauge head, the fixed inside diameter table frame that is provided with of lower extreme of connector, the lower extreme and the inside diameter table frame contact of inductance gauge head are connected, the connector passes through lock nut fixed connection with inside diameter table frame.
Preferably, the upper end of the connector is provided with a thread groove, and the outer side wall of the lower end of the connector is provided with a second spiral thread.
Preferably, the inside diameter gauge stand is a stand of a general inside diameter dial gauge.
Preferably, the connecting rod is a self-made slender rod, and one end of the connecting rod is provided with a first spiral thread.
Preferably, the inductance meter is a general inductance meter, and the inductance measuring head is a phi 6mm inductance straight measuring head.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses simple structure, during the use, only need with inductance gauge head clamping on internal diameter meter table frame, fix on the connector through lock nut, according to the part theoretical diameter combination gage block that will detect before the use (the not high also available micrometer of precision), fixed gauge head of adjustment internal diameter meter table frame and activity gauge head, set zero until inductance appearance reading, put into with this device and treat in the depth measuring hole, through internal diameter meter table frame gauge head and the hole contact and the inductance appearance digital display who treats the work piece, judge whether this deep hole diameter size of treating the work piece meets the requirements. The deep hole size measurement is greatly improved, the working efficiency is improved, the labor intensity is reduced, and the workpiece detection accuracy is improved.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic structural view of the connecting rod of FIG. 1;
fig. 3 is a schematic structural view of the connector in fig. 1.
In the figure: the device comprises a connecting rod 1, a connector 2, an inductance instrument 3, an inductance measuring head 4, a locknut 5, an inner diameter gauge frame 6, a first spiral thread 7, a mounting groove 8 and a second spiral thread 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a detection apparatus for minor diameter deep hole, is including connecing connecting rod 1, the fixed connector 2 that is provided with of lower extreme that connects connecting rod 1, mounting groove 8 has been seted up to the lateral wall of connector 2, the inside of mounting groove 8 is fixed and is provided with inductance gauge head 4, fixes inductance gauge head 4 in the inside of connector 2 through mounting groove 8, the fixed inductance appearance 3 that is provided with of data transmission line one end of inductance gauge head 4 can make things convenient for inductance appearance 3 to observe the testing result through electric connection, the fixed inside diameter table frame 6 that is provided with of lower extreme of connector 2, the lower extreme and the inside diameter table frame 6 contact connection of inductance gauge head 4, in both are connected and can carry inductance appearance 3 with the testing result, connector 2 and inside diameter table frame 6 are through lock nut 5 fixed connection, and lock nut 5's connection can make things convenient for the dismouting.
The utility model provides a direct measuring head of inductance, including connector 2, connecting rod 1, inductance gauge head 4, first spiral line 7, the threaded groove butt joint on through first spiral line 7 and connector 2, inductance gauge head 3 is general inductance gauge, inductance gauge head 4 is the straight gauge head of phi 6mm inductance.
The working principle is as follows: firstly connect connecting rod 1 through the thread groove fixed connection on first spiral line 7 and the connector 2, then with inductance gauge head 4 through the fixed inside of inserting inside diameter table frame 6 of mounting groove 8 on the connector 2, through lock nut 5 with connector 2 and inside diameter table frame 6 fixed connection, then be connected inductance gauge head 4 data transmission line's one end and inductance appearance 3, according to the theoretical diameter combination gage block of part that will detect (the precision is not high also can use the micrometer), adjust the fixed gauge head and the activity gauge head of inside diameter table frame 6 both sides, until inductance appearance 3 reading sets zero, put into by measuring downthehole going on with the detection device who adjusts, inductance appearance 3 reading and the difference of setting zero time are the diameter deviation, detect the variation volume that the hole deepest obtained the diameter deviation from the drill way in proper order. If the deep hole on another part needs to be detected, the device is readjusted according to the theoretical diameter of the part to be detected, and the actions are repeated.
Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a detection apparatus for minor diameter deep hole, includes and connects connecting rod (1), its characterized in that: the fixed connector (2) that is provided with of lower extreme that connects connecting rod (1), mounting groove (8) have been seted up to the lateral wall of connector (2), the fixed inductance gauge head (4) that is provided with in inside of mounting groove (8), the fixed inductance appearance (3) that is provided with of data transmission line one end of inductance gauge head (4), the fixed inside diameter table frame (6) that is provided with of lower extreme of connector (2), the lower extreme and the inside diameter table frame (6) contact of inductance gauge head (4) are connected, connector (2) pass through lock nut (5) fixed connection with inside diameter table frame (6).
2. The apparatus for detecting a small-diameter deep hole according to claim 1, wherein: the upper end of the connector (2) is provided with a thread groove, and the outer side wall of the lower end of the connector (2) is provided with a second spiral thread (9).
3. The apparatus for detecting a small-diameter deep hole according to claim 1, wherein: the inside diameter gauge stand (6) is a stand of a general inside diameter dial gauge.
4. The apparatus for detecting a small-diameter deep hole according to claim 1, wherein: the connecting rod (1) is a self-made slender rod, and one end of the connecting rod (1) is provided with a first spiral thread (7).
5. The apparatus for detecting a small-diameter deep hole according to claim 1, wherein: the inductance meter (3) is a general inductance meter, and the inductance measuring head (4) is a phi 6mm inductance straight measuring head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120481930.9U CN214792971U (en) | 2021-03-06 | 2021-03-06 | Detection apparatus for minor diameter deep hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120481930.9U CN214792971U (en) | 2021-03-06 | 2021-03-06 | Detection apparatus for minor diameter deep hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214792971U true CN214792971U (en) | 2021-11-19 |
Family
ID=78755654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120481930.9U Expired - Fee Related CN214792971U (en) | 2021-03-06 | 2021-03-06 | Detection apparatus for minor diameter deep hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214792971U (en) |
-
2021
- 2021-03-06 CN CN202120481930.9U patent/CN214792971U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211119 |